Home / 40,178.41-60,277.65-28,355.27

Finding the Fourth Proportional to 40,178.41, 60,277.65 and 28,355.27

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Solution

The fourth proportional to 40,178.41, 60,277.65 and 28,355.27 is: 42,539.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,178.41 : 60,277.65 = 28,355.27 : x
  2. Step 2: Convert to fraction form
    40,178.41/60,277.65 = 28,355.27/x
  3. Step 3: Cross multiply
    40,178.41x = 60,277.65 × 28,355.27
  4. Step 4: Simplify right side
    40,178.41x = 1,709,188,739.33
  5. Step 5: Solve for x
    x = 1,709,188,739.33/40,178.41
  6. Step 6: Final answer
    x = 42,539.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.